A very rare treat is about to grace Earth's night skies. On the evening of 28 February 2025, all seven of the other planets ...

Throughout January, four planets will line up in the night sky and be simultaneously visible to the naked eye in the Northern ...

Each evening, enjoy a sweeping view of four planets at once. Also look for Mars occulted by the Moon and meteors!

In our solar system, Earth is one of only three worlds that sees temperatures above 32 degrees Fahrenheit, while other ...

January's sky brings a planet parade, Mars opposition, and the Quadrantid meteor shower. Enjoy Venus and Saturn's close ...

Mars has two moons, Phobos and Deimos. Scientists still debate whether these came from asteroids that passed close into Mars' ...

The best time to witness the celestial event will be just after sunset starting Jan. 10. A meteor shower will also be visible ...

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

NASA hopes a revised plan will get Mars samples back to Earth faster and cost less than the agency's original plan.

Pluto's big moon Charon may have a different origin story than scientists suspected. New research suggests the two bodies ...